#include<STC15F2K60S2.h>

unsigned char n=0;  //n???????   
unsigned char code music_tab[] ={  
0x18, 0x30, 0x1C , 0x10, //???: ????, ????, ????, ????,   
0x20, 0x40, 0x1C , 0x10,  
0x18, 0x10, 0x20 , 0x10,  
0x1C, 0x10, 0x18 , 0x40,  
0x1C, 0x20, 0x20 , 0x20,  
0x1C, 0x20, 0x18 , 0x20,  
0x20, 0x80, 0xFF , 0x20,  
0x30, 0x1C, 0x10 , 0x18,  
0x20, 0x15, 0x20 , 0x1C,  
0x20, 0x20, 0x20 , 0x26,  
0x40, 0x20, 0x20 , 0x2B,  
0x20, 0x26, 0x20 , 0x20,  
0x20, 0x30, 0x80 , 0xFF,  
0x20, 0x20, 0x1C , 0x10,  
0x18, 0x10, 0x20 , 0x20,  
0x26, 0x20, 0x2B , 0x20,  
0x30, 0x20, 0x2B , 0x40,  
0x20, 0x20, 0x1C , 0x10,  
0x18, 0x10, 0x20 , 0x20,  
0x26, 0x20, 0x2B , 0x20,  
0x30, 0x20, 0x2B , 0x40,  
0x20, 0x30, 0x1C , 0x10,  
0x18, 0x20, 0x15 , 0x20,  
0x1C, 0x20, 0x20 , 0x20,  
0x26, 0x40, 0x20 , 0x20,  
0x2B, 0x20, 0x26 , 0x20,  
0x20, 0x20, 0x30 , 0x80,  
0x20, 0x30, 0x1C , 0x10,  
0x20, 0x10, 0x1C , 0x10,  
0x20, 0x20, 0x26 , 0x20,  
0x2B, 0x20, 0x30 , 0x20,  
0x2B, 0x40, 0x20 , 0x15,  
0x1F, 0x05, 0x20 , 0x10,  
0x1C, 0x10, 0x20 , 0x20,  
0x26, 0x20, 0x2B , 0x20,  
0x30, 0x20, 0x2B , 0x40,  
0x20, 0x30, 0x1C , 0x10,  
0x18, 0x20, 0x15 , 0x20,  
0x1C, 0x20, 0x20 , 0x20,  
0x26, 0x40, 0x20 , 0x20,  
0x2B, 0x20, 0x26 , 0x20,  
0x20, 0x20, 0x30 , 0x30,  
0x20, 0x30, 0x1C , 0x10,  
0x18, 0x40, 0x1C , 0x20,  
0x20, 0x20, 0x26 , 0x40,  
0x13, 0x60, 0x18 , 0x20,  
0x15, 0x40, 0x13 , 0x40,  
0x18, 0x80, 0x00  
};  
void int0()  interrupt 1   //????0 ????   
{  TH0=0xd8;  
   TL0=0xef;  
   n--;  
}  
  
void delay (unsigned char m)   //??????   
{  
 unsigned i=3*m;  
 while(--i);  
}  
  
void delayms(unsigned char a)  //???????   
{  
  while(--a);                  //??while(--a) ????while(a--); ?????????????????!   
}  
void allinit()
{
 P2=0x80;
 P0=0xff;
 P2=0xa0;
 P0=0x00;
 P2=0x00;
}
void fengmingqikai()
{
 P2=0xa0;
 P0=0x40;
 P2=0x00;
}
void main()  
{
 unsigned char p,m;   //m???????   
  unsigned char i=0;  
 bit qq;
  TMOD&=0x0f;  
  TMOD|=0x01;  
  TH0=0xd8;TL0=0xef;  
  IE=0x82;  
play:  
   while(1)  
    {  
    a: p=music_tab[i];  
       if(p==0x00)       { i=0, delayms(1000); goto play;}     //???????,??1?,????????   
       else if(p==0xff)  { i=i+1;delayms(100),TR0=0; goto a;}  //??????,??100ms,???????   
            else         {m=music_tab[i++], n=music_tab[i++];}  //????? ? ????   
             TR0=1;                                             //????1   
           while(n!=0) {
       qq=~qq;
       {
       if(qq==0)
       {
        fengmingqikai();
       }
       else
       {
        allinit();
       }
       }
      
      delay(m);
      }                       //??????, ??P1?????(?????!)   
       TR0=0;                                             //????1   
    }  
} 